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Archive case record

La Mesa, California, July 1958

Date of account
1958-07
Location
La Mesa, California
Source
uap_archive
Record updated
2026-10-10

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Record summary

Project Blue Book case file indexed from National Archives metadata; page-level review pending.

Published source text

Read the available text below. Archive transcriptions may contain OCR errors; later context is labelled separately. A recorded claim is not a finding that it happened.

Source page 1

Source text · mention only

PROJECT 10073 RECORD CARD 1.DATE 2.LOCATION 12.CONCLUSIONS 口 Was Balloon 27July 58 La Mesa,Califonnia 口 Probably Balloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION kGround-Visual Ground-Radar 口 Wos Aircraft Locel 口 Probably Aircraft GMT. 28/0555Z DAi~Visuol Air-lntercept Radar 口 Possibly Aircraft 5.PHOTOS 6.SOURCE ax Wes Astronomicol Moteor OYos Probably Astronomical Civilian 口 Possibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE Other. Insufficient Data for Evaluation fell Unknown not given one 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS Rnd obj,size of pea, burning green Everything in description is copper w/bright green trail. No typical of a fireball. sound. obj struck earth after break- ing in two pieces,rose fm earth & gradually disintegrated. ATIC FORM 329(REV 26SEP S2)

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